13121332030 has 32 divisors (see below), whose sum is σ = 23698800000. Its totient is φ = 5230697472.

The previous prime is 13121332013. The next prime is 13121332043. The reversal of 13121332030 is 3023312131.

It is a junction number, because it is equal to n+sod(n) for n = 13121331989 and 13121332007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5781736 + ... + 5784004.

It is an arithmetic number, because the mean of its divisors is an integer number (740587500).

Almost surely, 2^13121332030 is an apocalyptic number.

13121332030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13121332030 is a deficient number, since it is larger than the sum of its proper divisors (10577467970).

13121332030 is a wasteful number, since it uses less digits than its factorization.

13121332030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3988.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 13121332030 its reverse (3023312131), we get a palindrome (16144644161).

The spelling of 13121332030 in words is "thirteen billion, one hundred twenty-one million, three hundred thirty-two thousand, thirty".